Logo United Internet AG

United Internet AG

  • Established Company
  • Internet, IT, Telecommunication

Jobs at United Internet AG

29 Jobs

  • Network Engineer - Datacenter Infrastructure & Automation

    United Internet AGKarlsruhe

    • Hybrid
    • Full Time

    Are you passionate about shaping the future of data center networks with modern technologies and automation? As a Network Engineer, you'll operate and evolve our next-generation datacenter network systems—powering millions of users across WEB.DE and...

    • Terraform
    • VPN
    • Ansible
    • Python
    • Juniper
    • BGP
    • VMware
    • Cisco
    • IS-IS
    • Arista
    • +8
    • +9
  • AI/ML Ops Engineer

    United Internet AGMontabaur, Karlsruhe

    • Hybrid
    • Full Time

    In this role, you will ensure the stable, scalable operation of modern ML and GenAI systems and build an end-to-end delivery pipeline from development to production deployment. Development and operation of CI/CD/CT pipelines for machine learning models...

    • Docker
    • Python
    • Kubernetes
  • IT Project Manager

    United Internet AGKrefeld

    • Hybrid
    • Full Time

    From the initial planning phase through to successful implementation, you oversee all stages of a project (requirements analysis, planning, development, testing, rollout, handover to operations). They harmonize stakeholder interests and coordinate...

    • SAFe
  • Lead Database Engineer

    United Internet AGKrefeld

    • Hybrid
    • Full Time
    • Lead

    For our Database & Data Management Platforms team in the Operations South division, we are immediately seeking a Lead Database Engineer (m/f/d) for the Frankfurt am Main or Krefeld location. In this role, you will assume technical responsibility for our...

    • MySQL
    • Grafana
    • Bash
    • Python
    • Perl
    • PHP
    • Prometheus
    • informix
    • SQL
    • +4
    • +5
  • Data & Tracking Solution Architect

    United Internet AGMontabaur, Karlsruhe

    • Hybrid
    • Full Time

    For the strategic expansion of our Customer-Sales-Analytics landscape, we are seeking an experienced Data & Tracking Solution Architect who will assume overall technical responsibility for the Customer-Sales-Tracking concept, thereby laying the...

    • HTML
    • Adobe Analytics
    • JavaScript
    • CSS
  • IT specialist specializing in application development

    United Internet AGMontabaur

    • Full Time
    • Junior

    Starting in August 2027, we are looking for IT specialists (m/f/d) in the field of Application Development at our Montabaur location. Through a combination of theory and practice, you will learn from professionals what matters in your training...

    • SQL
    • Java
    • JSON
  • Dual study program in computer science

    United Internet AGKarlsruhe

    • Full Time
    • Junior

    Starting in October 2027, United Internet, in cooperation with Baden-Württemberg Cooperative State University (DHBW), offers study places for the dual degree program in Computer Science at the Karlsruhe campus. By combining a theoretical university...

    • Linux
    • Java
  • VP of IT Infrastructure & Operations

    United Internet AGKarlsruhe, Munich

    • Hybrid
    • Full Time
    • Lead

    Do you have experience in high-availability 24/7 operation of web, mobile, or financial services with millions of customers and high traffic? Are you comfortable working in both bare metal and virtualized or containerized environments? For you,...

    • Ceph
    • Prometheus
    • Cassandra
    • Kubernetes
    • Elasticsearch
    • BGP
    • +3
  • IT specialist specializing in application development

    United Internet AGKarlsruhe

    • Full Time
    • Junior

    Starting in September 2027, we are looking for IT specialists in application development (m/f/d) at our Karlsruhe location. Through a combination of theory and practice, you will learn from professionals what matters in your training profession and will...

    • Java
    • SQL
    • JSON
  • IT Service Specialist Digital Workplace

    United Internet AGMontabaur

    • Hybrid
    • Full Time
    • Senior

    You can expect a balanced combination of demanding operational tasks and cross-disciplinary professional development. About half of your time will be spent analyzing and handling complex incidents, service requests, and escalations in the Digital...

    • Matrix42 Empirum
    • Microsoft Intune
    • Microsoft Power Automate
    • Microsoft Copilot
    • Microsoft 365
    • +3
  • Private Cloud Engineer

    United Internet AGBerlin, Karlsruhe, Munich

    • Hybrid
    • Full Time

    Are you interested in Cloud Engineering? Are you motivated to build our private On Premises Kubernetes Cloud platform on Bare Metal servers - with over 85,000 CPU cores - and thus serve more than 42 million users? Would you like to contribute to further...

    • Kubernetes
    • Puppet
    • Infrastructure as Code
    • Python
    • Git
    • Bash
    • Istio
    • Prometheus
    • Linux
    • Go
    • +9
    • +10
  • Kubernetes Platform Engineer

    United Internet AGBerlin, Karlsruhe, Munich

    • Hybrid
    • Full Time

    You develop and operate our Kubernetes platform on a bare-metal infrastructure with over 85,000 CPU cores. You automate and optimize platform, build, and deployment processes using modern CI/CD methods. You manage and improve cloud-native platform...

    • Git
    • Kubernetes
    • Linux
    • Bash
    • Go
    • Docker
    • Python
    • +2
    • +3
  • Working student UX Research & Discovery

    United Internet AGKarlsruhe, Munich

    • Hybrid
    • Full Time
    • Junior

    Would you like to get to know the daily work of UX Researchers? Is good work-life balance between studies and working student activities important to you? Do you want to apply your theoretical knowledge in practice? Then become part of our UX team and...

    • Figma
    • axure
  • Working Student UX Apps

    United Internet AGKarlsruhe, Munich

    • Hybrid
    • Full Time
    • Junior

    Would you like to get to know the daily work of UX Designers and UX Researchers? Is good work-study balance important to you? Do you want to apply your theoretical knowledge in practice? Then become part of our UX team and support us both in daily...

    • Figma
    • Adobe Creative Suite
  • Senior Software Developer C# .NET

    United Internet AGKrefeld

    • Hybrid
    • Full Time
    • Senior

    Our well-established team is looking for reinforcement at the locations Frankfurt am Main or Krefeld. Look forward to interesting tasks in a dynamic work environment. Active further development of our internal CRM and workflow management systems....

    • SQL
    • CSS
    • RESTful API
    • C#
    • SOAP
    • JavaScript
    • ASP.NET MVC
    • Bootstrap
    • +3
    • +4